Answer Posted / xyz
ONAN,ONAF, OFAN, OFAF all these are the types of cooling
arrangements required in a transformer to cool the windings
which get heated due to continues passing of current in
them.
| Is This Answer Correct ? | 73 Yes | 7 No |
Post New Answer View All Answers
why magnetising curve not start with zero voltage?
can we use trip light with bus coupler?
are there rmu for 3 transformer?
advantage and disadvantage of team work?
WHY BREAKER ARE USED IN SUBSTATIONS?
why 5kW motor becomes unbalance if its relay trip 1st time and its set value is 7.0 A
What are the types of class b amplifier?
How vfd saving power.
what is transient stability analysis means?
A 3-phase IM is supplied from 50 Hz system. It runs at speed of 1440 rpm and slip equal to 4 %. Calculate number of pole pairs. A 1 B 6 C 2 D 3
how to protect motor in dol starter having capacity of 30 hp.40 hp?
Can we use 230VAC, 63A MCB for 120VAC, 63A supplied heaters load?
how braking & making capacity of circuit breaker are calculated?
write down the formula of cable size in RM if current is 50Amp.
Vibromotor 252MV 1/4HP2P..what is mean by 252MV?